.item{ background:url("item.png") top left no-repeat; }
.pack-6{ width:302px; height:144px; background-position:-10px -10px; }
.pack-3{ width:302px; height:144px; background-position:-10px -164px; }
.pack-5{ width:302px; height:144px; background-position:-10px -318px; }
.pack-4{ width:302px; height:144px; background-position:-10px -472px; }
.pack-2{ width:302px; height:144px; background-position:-10px -626px; }
.pack-1{ width:302px; height:144px; background-position:-10px -780px; }
